
class BitConverter{
    static ToInt16(v,i){
        return  v[i]+ v[i+1]*256;
    }

    static ToInt32(v,i){
        return  v[i]+ v[i+1]*256+v[i+2]*65536+v[i+3]*16777216;
    }

    static GetBytes(v){
        let r=[];
        r[0] = (v & 0xff);
        r[1] = (v >>8 & 0xff);
        return r;
    }

}

class MingArray{
    static Copy(sourceArray,sourceIndex,destinationArray,destinationIndex,length){
        for (let i=0;i<length;i++){
            destinationArray[i+destinationIndex]=sourceArray[i+sourceIndex];
        }

    }
}


class CrcUtils{
    static  _auchCRCHi = [
        0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0, 0x80, 0x41, 0x01, 0xC0,
        0x80, 0x41, 0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0, 0x80, 0x41,
        0x00, 0xC1, 0x81, 0x40, 0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0,
        0x80, 0x41, 0x01, 0xC0, 0x80, 0x41, 0x00, 0xC1, 0x81, 0x40,
        0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0, 0x80, 0x41, 0x00, 0xC1,
        0x81, 0x40, 0x01, 0xC0, 0x80, 0x41, 0x01, 0xC0, 0x80, 0x41,
        0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0, 0x80, 0x41, 0x00, 0xC1,
        0x81, 0x40, 0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0, 0x80, 0x41,
        0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0, 0x80, 0x41, 0x01, 0xC0,
        0x80, 0x41, 0x00, 0xC1, 0x81, 0x40, 0x00, 0xC1, 0x81, 0x40,
        0x01, 0xC0, 0x80, 0x41, 0x01, 0xC0, 0x80, 0x41, 0x00, 0xC1,
        0x81, 0x40, 0x01, 0xC0, 0x80, 0x41, 0x00, 0xC1, 0x81, 0x40,
        0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0, 0x80, 0x41, 0x01, 0xC0,
        0x80, 0x41, 0x00, 0xC1, 0x81, 0x40, 0x00, 0xC1, 0x81, 0x40,
        0x01, 0xC0, 0x80, 0x41, 0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0,
        0x80, 0x41, 0x01, 0xC0, 0x80, 0x41, 0x00, 0xC1, 0x81, 0x40,
        0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0, 0x80, 0x41, 0x01, 0xC0,
        0x80, 0x41, 0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0, 0x80, 0x41,
        0x00, 0xC1, 0x81, 0x40, 0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0,
        0x80, 0x41, 0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0, 0x80, 0x41,
        0x01, 0xC0, 0x80, 0x41, 0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0,
        0x80, 0x41, 0x00, 0xC1, 0x81, 0x40, 0x00, 0xC1, 0x81, 0x40,
        0x01, 0xC0, 0x80, 0x41, 0x01, 0xC0, 0x80, 0x41, 0x00, 0xC1,
        0x81, 0x40, 0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0, 0x80, 0x41,
        0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0, 0x80, 0x41, 0x01, 0xC0,
        0x80, 0x41, 0x00, 0xC1, 0x81, 0x40
    ];
    static _auchCRCLo = [
        0x00, 0xC0, 0xC1, 0x01, 0xC3, 0x03, 0x02, 0xC2, 0xC6, 0x06,
        0x07, 0xC7, 0x05, 0xC5, 0xC4, 0x04, 0xCC, 0x0C, 0x0D, 0xCD,
        0x0F, 0xCF, 0xCE, 0x0E, 0x0A, 0xCA, 0xCB, 0x0B, 0xC9, 0x09,
        0x08, 0xC8, 0xD8, 0x18, 0x19, 0xD9, 0x1B, 0xDB, 0xDA, 0x1A,
        0x1E, 0xDE, 0xDF, 0x1F, 0xDD, 0x1D, 0x1C, 0xDC, 0x14, 0xD4,
        0xD5, 0x15, 0xD7, 0x17, 0x16, 0xD6, 0xD2, 0x12, 0x13, 0xD3,
        0x11, 0xD1, 0xD0, 0x10, 0xF0, 0x30, 0x31, 0xF1, 0x33, 0xF3,
        0xF2, 0x32, 0x36, 0xF6, 0xF7, 0x37, 0xF5, 0x35, 0x34, 0xF4,
        0x3C, 0xFC, 0xFD, 0x3D, 0xFF, 0x3F, 0x3E, 0xFE, 0xFA, 0x3A,
        0x3B, 0xFB, 0x39, 0xF9, 0xF8, 0x38, 0x28, 0xE8, 0xE9, 0x29,
        0xEB, 0x2B, 0x2A, 0xEA, 0xEE, 0x2E, 0x2F, 0xEF, 0x2D, 0xED,
        0xEC, 0x2C, 0xE4, 0x24, 0x25, 0xE5, 0x27, 0xE7, 0xE6, 0x26,
        0x22, 0xE2, 0xE3, 0x23, 0xE1, 0x21, 0x20, 0xE0, 0xA0, 0x60,
        0x61, 0xA1, 0x63, 0xA3, 0xA2, 0x62, 0x66, 0xA6, 0xA7, 0x67,
        0xA5, 0x65, 0x64, 0xA4, 0x6C, 0xAC, 0xAD, 0x6D, 0xAF, 0x6F,
        0x6E, 0xAE, 0xAA, 0x6A, 0x6B, 0xAB, 0x69, 0xA9, 0xA8, 0x68,
        0x78, 0xB8, 0xB9, 0x79, 0xBB, 0x7B, 0x7A, 0xBA, 0xBE, 0x7E,
        0x7F, 0xBF, 0x7D, 0xBD, 0xBC, 0x7C, 0xB4, 0x74, 0x75, 0xB5,
        0x77, 0xB7, 0xB6, 0x76, 0x72, 0xB2, 0xB3, 0x73, 0xB1, 0x71,
        0x70, 0xB0, 0x50, 0x90, 0x91, 0x51, 0x93, 0x53, 0x52, 0x92,
        0x96, 0x56, 0x57, 0x97, 0x55, 0x95, 0x94, 0x54, 0x9C, 0x5C,
        0x5D, 0x9D, 0x5F, 0x9F, 0x9E, 0x5E, 0x5A, 0x9A, 0x9B, 0x5B,
        0x99, 0x59, 0x58, 0x98, 0x88, 0x48, 0x49, 0x89, 0x4B, 0x8B,
        0x8A, 0x4A, 0x4E, 0x8E, 0x8F, 0x4F, 0x8D, 0x4D, 0x4C, 0x8C,
        0x44, 0x84, 0x85, 0x45, 0x87, 0x47, 0x46, 0x86, 0x82, 0x42,
        0x43, 0x83, 0x41, 0x81, 0x80, 0x40
    ];

    static CRC16Str = function (buffer) {
        var hi = 0xff;
        var lo = 0xff;
        for (var i = 0; i < buffer.length; i++) {
            var idx = hi ^ buffer[i];
            hi = (lo ^ CrcUtils._auchCRCHi[idx]);
            lo = CrcUtils._auchCRCLo[idx];
        }
        return CrcUtils.padLeft((hi << 8 | lo).toString(16).toUpperCase(), 4, '0');
    };

    static  CRC16 = function (buffer) {
        var hi = 0xff;
        var lo = 0xff;
        for (var i = 0; i < buffer.length; i++) {
            var idx = hi ^ buffer[i];
            hi = (lo ^ CrcUtils._auchCRCHi[idx]);
            lo = CrcUtils._auchCRCLo[idx];
        }
        return [hi,lo];
    };
    static isArray = function (arr) {
        return Object.prototype.toString.call(arr) === '[object Array]';
    };

    static ToCRC16 = function (str) {
        return CrcUtils.CRC16(CrcUtils.isArray(str) ? str : CrcUtils.strToByte(str));
    };

    static ToModbusCRC16 = function (str) {
        return CrcUtils.CRC16(CrcUtils.isArray(str) ? str : CrcUtils.strToHex(str));
    };

    static strToByte = function (str) {
        var tmp = str.split(''), arr = [];
        for (var i = 0, c = tmp.length; i < c; i++) {
            var j = encodeURI(tmp[i]);
            if (j.length == 1) {
                arr.push(j.charCodeAt());
            } else {
                var b = j.split('%');
                for (var m = 1; m < b.length; m++) {
                    arr.push(parseInt('0x' + b[m]));
                }
            }
        }
        return arr;
    };

    static convertChinese = function (str) {
        var tmp = str.split(''), arr = [];
        for (var i = 0, c = tmp.length; i < c; i++) {
            var s = tmp[i].charCodeAt();
            if (s <= 0 || s >= 127) {
                arr.push(s.toString(16));
            }
            else {
                arr.push(tmp[i]);
            }
        }
        return arr;
    };

    static filterChinese = function (str) {
        var tmp = str.split(''), arr = [];
        for (var i = 0, c = tmp.length; i < c; i++) {
            var s = tmp[i].charCodeAt();
            if (s > 0 && s < 127) {
                arr.push(tmp[i]);
            }
        }
        return arr;
    };

    static strToHex = function (hex, isFilterChinese) {
        hex = isFilterChinese ? CrcUtils.filterChinese(hex).join('') : CrcUtils.convertChinese(hex).join('');

        //清除所有空格
        hex = hex.replace(/\s/g, "");
        //若字符个数为奇数，补一个空格
        hex += hex.length % 2 != 0 ? " " : "";

        var c = hex.length / 2, arr = [];
        for (var i = 0; i < c; i++) {
            arr.push(parseInt(hex.substr(i * 2, 2), 16));
        }
        return arr;
    };

    static padLeft = function (s, w, pc) {
        if (pc == undefined) {
            pc = '0';
        }
        for (var i = 0, c = w - s.length; i < c; i++) {
            s = pc + s;
        }
        return s;
    };
}

class Convert{
    static   ToString( v,format=0){
        if(format==16){
            return v.toString(16);
        }
        return v+"";
    }
}
export  {BitConverter,MingArray,CrcUtils,Convert}